package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;
import java.util.List;
import java.util.Set;

import static com.alibaba.druid.sql.ast.SQLPartitionValue.Operator.List;

/**
 * 菜品管理
 */
@RestController
@RequestMapping(value = "/admin/dish")
@Api(tags ="菜品相关接口")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService;
    @Qualifier("redisTemplate")
    @Autowired
    private RedisTemplate redisTemplate;

    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品：{}", dishDTO);
        dishService.saveWithFlavor(dishDTO);

        //清理缓存数据
        String key="dish_"+dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }

    /**
     * 菜品分页查询
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询：{}",dishPageQueryDTO);
        PageResult pageResult =  dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }
    /**
     * 批量删除菜品
     */
    @DeleteMapping
    @ApiOperation("批量删除菜品")
    public Result delete(Long[] ids){
        log.info("批量删除菜品：{}",ids);
        dishService.deleteBatch(ids);
        //将所有缓存数据清理，所有dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }

    /**
     *  根据id查询菜品
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable  Long id) {
        log.info("根据id查询菜品：{}",id);
        DishVO dishVO= dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    /**
     * 修改菜品
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品：{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);

        //将所有缓存数据清理，所有dish_开头的key
        cleanCache("dish_*");

        return Result.success();
    }

    /**
     *  起售停售菜品
     * @param status
     * @param id
     * @return
     */
    @PostMapping(value = "/status/{status}")
    @ApiOperation("起售停售菜品")
    public Result startOrStop(@PathVariable Integer status,Long id){
        log.info("起售停售菜品：status={},id={}",status,id);
        dishService.startOrStop(status,id);
        //将所有缓存数据清理，所有dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }

    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }

    /**
     *  清理缓存
     * @param pattern
     */
    public void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }



}
